Home / 74,624.40-111,936.36-25,376.40

Finding the Fourth Proportional to 74,624.40, 111,936.36 and 25,376.40

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Solution

The fourth proportional to 74,624.40, 111,936.36 and 25,376.40 is: 38,064.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,624.40 : 111,936.36 = 25,376.40 : x
  2. Step 2: Convert to fraction form
    74,624.40/111,936.36 = 25,376.40/x
  3. Step 3: Cross multiply
    74,624.40x = 111,936.36 × 25,376.40
  4. Step 4: Simplify right side
    74,624.40x = 2,840,541,845.90
  5. Step 5: Solve for x
    x = 2,840,541,845.90/74,624.40
  6. Step 6: Final answer
    x = 38,064.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.